The Saint Louis-based company that makes dicamba is responding to a proposed ban on the high-tech weed killer for the 2018 growing season. Ty Vaughn, global regulatory vice president for Monsanto, said the company is disappointed and troubled by a vote from the state plant board to pursue a ban on farm applications of dicamba after April 15. Vaughn said dicamba is being used successfully in other states. “We’ve seen growers in 33 states over the past year have really good success with our system. Our main goal here is to allow growers in Arkansas to have the same access,” said Vaughn.

Weather

The widow of Pat Tillman — the NFL player-turned U.S. Army Ranger killed by friendly fire in Afghanistan in 2004 — is pushing back against a retweet by President Trump that included an image of her late husband with the hashtags #StandForOurAnthem and #BoycottNFL.

Concussions have gotten a lot of attention in recent years, especially as professional football players' brains have shown signs of degenerative brain disease linked with repeated blows to the head. Now, a new analysis confirms what many doctors fear — that concussions start showing up at a high rate in teens who are active in contact sports.

In a tiny sliver of shade, on a hill next to Puerto Rico's Route 65, Kiara Rodriguez de Jesus waves a sparkly pink hand fan to keep cool.

"I trust in God," she says. "Please, come the gas."

Along with her family, parked in a Volvo SUV, she has been in line for gasoline since 3 a.m., she says. Now it's after 1:30 p.m. And like everyone else at this gas station, she has no idea how much longer she'll be waiting.

Equifax Chairman and CEO Richard F. Smith is retiring, the credit reporting agency announced Tuesday. The news comes just weeks after the company said a massive data breach exposed the personal information of up to 143 million people.

News that at least six current or former senior members of the Trump administration have used private email accounts as they conduct official business has prompted the White House to clarify its policy.

"All White House personnel have been instructed to use official email to conduct all government-related work," press secretary Sarah Sanders said. "They are further instructed that if they receive work-related communication on personal accounts, they should be forwarded to official email accounts."